Hendrik was the son of unknown parents. The date and place of his birth have not been found.
His wife was Hillegonda de Vast, who he married on SEP 1978 in Utrecht. Their only known child was Daniël Ruben de (1980-).
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Occupation | Tuinarchitect |